Closest hex to #668928 is #682

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#682

668928

668928

contains 68

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contains 82

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contains 62

062 162 262 362 462 562 620 621 622 623 624 625 626 627 628 629 62a 62b 62c 62d 62e 62f 662 762 862 962 a62 b62 c62 d62 e62 f62